Salt and Ashes of Poseidon.: A Dark Historical Fantasy of Vengeance, Magic, and the Seven Laws of the Deep.

Venice, 1244. A witch named Bettina watches her husband burn at the stake. Driven by grief and fury, she summons Poseidon-not a god, but an ancient sea law-and receives seven laws burned into her skin. Each law is a weapon. Each death she deals is a mirror of her enemy's deepest love. The banker drowns in gold. The judge is eaten by his own memory. The inquisitor beats himself to death with his prayer book.

But the seventh law whispers: Do not avenge the living.

Bettina has already killed...